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# layoutManager

Returns the shared layout manager object.

```
+ (instancetype) layoutManager;
```

## Return Value

The shared layout manager object.

## Discussion

You can assign the returned object to any layers that manage layout using constraints.

## See Also

  [Core Animation Programming Guide](https://developer.apple.com/library/archive/documentation/Cocoa/Conceptual/CoreAnimation_guide/Introduction/Introduction.html#//apple_ref/doc/uid/TP40004514)


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